package main.java.org.result;

import lombok.Data;

import java.io.Serializable;
import java.util.HashMap;

@Data

public class Result<T> implements Serializable {
    private Integer code; // 编码：1成功，-1和其它数字为失败
    private String msg;   // 错误信息
    private T data;       // 数据

    public static <T> Result<T> success() {
        Result<T> result = new Result<>();
        result.code = 1;
        result.data = (T) new HashMap<>(); // 用空Map作为默认data，序列化后为{}
        return result;
    }

    public static <T> Result<T> success(T object) {
        Result<T> result = new Result<>();
        result.data = object;
        result.code = 1;
        return result;
    }

    public static <T> Result<T> error(String msg) {
        Result result = new Result();
        result.msg = msg;
        result.code = -1;
        return result;
    }
}